31117275

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{859}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 66543360

約数和(自身を除く): 35426085

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 35, 45, 63, 69, 75, 105, 115, 161, 175, 207, 225, 315, 345, 483, 525, 575, 805, 859, 1035, 1449, 1575, 1725, 2415, 2577, 4025, 4295, 5175, 6013, 7245, 7731, 12075, 12885, 18039, 19757, 21475, 30065, 36225, 38655, 54117, 59271, 64425, 90195, 98785, 138299, 150325, 177813, 193275, 270585, 296355, 414897, 450975, 493925, 691495, 889065, 1244691, 1352925, 1481775, 2074485, 3457475, 4445325, 6223455, 10372425, 31117275]

約数ペア:

[(1, 31117275), (3, 10372425), (5, 6223455), (7, 4445325), (9, 3457475), (15, 2074485), (21, 1481775), (23, 1352925), (25, 1244691), (35, 889065), (45, 691495), (63, 493925), (69, 450975), (75, 414897), (105, 296355), (115, 270585), (161, 193275), (175, 177813), (207, 150325), (225, 138299), (315, 98785), (345, 90195), (483, 64425), (525, 59271), (575, 54117), (805, 38655), (859, 36225), (1035, 30065), (1449, 21475), (1575, 19757), (1725, 18039), (2415, 12885), (2577, 12075), (4025, 7731), (4295, 7245), (5175, 6013)]